🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.38 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.75 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 525.6

Radius: 14.2

Gravity: 2.61 G

Time & Orbit

Eccentricity (e): 0.182

Orbit Range: 0.61 AU - 0.89 AU

Year: 433 Days

Day: 6.3 Hours

Environment

Temp: -152 °C

Axial Tilt: 31.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 78,626,940 km

• M1: 176,525 km (0.078 R)
• M2: 759,209 km (0.08 R)
• M3: 1,290,581 km (0.092 R)
• M4: 1,751,193 km (0.087 R)
• M5: 2,196,546 km (0.103 R)
• M6: 2,670,771 km (0.095 R)
• M7: 3,137,815 km (0.039 R)
• M8: 3,756,702 km (0.058 R)
• M9: 4,320,237 km (0.083 R)
• M10: 5,380,736 km (0.038 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.1 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 195.3

Radius: 12.9

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.126

Orbit Range: 1.84 AU - 2.36 AU

Year: 2029 Days

Day: 9.6 Hours

Environment

Temp: -211 °C

Axial Tilt: 25.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 78,626,940 km

• M1: 160,369 km (0.102 R)
• M2: 616,792 km (0.114 R)
• M3: 1,184,965 km (0.116 R)
• M4: 1,776,624 km (0.1 R)
• M5: 2,376,213 km (0.098 R)
• M6: 3,149,334 km (0.111 R)
• M7: 4,117,083 km (0.116 R)
• M8: 4,598,938 km (0.103 R)
• M9: 5,060,896 km (0.044 R)
• M10: 5,553,971 km (0.104 R)
• M11: 6,568,095 km (0.097 R)
• M12: 7,804,371 km (0.119 R)
• M13: 8,383,465 km (0.06 R)
• M14: 9,746,600 km (0.052 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.25 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 159.5

Radius: 13.4

Gravity: 0.89 G

Time & Orbit

Eccentricity (e): 0.193

Orbit Range: 2.62 AU - 3.88 AU

Year: 3907 Days

Day: 7.5 Hours

Environment

Temp: -219 °C

Axial Tilt: 32.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 78,626,940 km

• M1: 166,652 km (0.025 R)
• M2: 818,151 km (0.092 R)
• M3: 1,645,128 km (0.045 R)
• M4: 5,538,113 km (0.091 R)
• M5: 5,986,907 km (0.1 R)
• M6: 12,628,603 km (0.12 R)
• M7: 14,049,185 km (0.101 R)
• M8: 14,888,130 km (0.104 R)

Planet 4 - Gas Giant

Semi-Major Axis: 5 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 96.9

Radius: 11.4

Gravity: 0.75 G

Time & Orbit

Eccentricity (e): 0.037

Orbit Range: 4.82 AU - 5.19 AU

Year: 7456 Days

Day: 6.4 Hours

Environment

Temp: -224 °C

Axial Tilt: 33.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 78,626,940 km

• M1: 146,157 km (0.095 R)
• M2: 692,339 km (0.051 R)
• M3: 2,355,119 km (0.109 R)
• M4: 3,461,246 km (0.098 R)
• M5: 5,925,272 km (0.116 R)
• M6: 8,953,433 km (0.052 R)
• M7: 13,710,346 km (0.081 R)
• M8: 14,518,623 km (0.044 R)
• M9: 15,764,474 km (0.105 R)
• M10: 16,439,908 km (0.12 R)
• M11: 18,072,171 km (0.116 R)
• M12: 19,453,707 km (0.097 R)

Planet 5 - Gas Giant

Semi-Major Axis: 5.17 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 315.1

Radius: 13.8

Gravity: 1.65 G

Time & Orbit

Eccentricity (e): 0.18

Orbit Range: 4.24 AU - 6.1 AU

Year: 7839 Days

Day: 13.2 Hours

Environment

Temp: -234 °C

Axial Tilt: 12 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 78,626,940 km

• M1: 171,888 km (0.033 R)
• M2: 672,293 km (0.106 R)
• M3: 1,358,349 km (0.105 R)
• M4: 2,056,223 km (0.098 R)
• M5: 2,693,958 km (0.091 R)
• M6: 3,236,849 km (0.116 R)
• M7: 5,636,549 km (0.078 R)
• M8: 6,564,504 km (0.057 R)
• M9: 12,798,247 km (0.064 R)
• M10: 14,068,782 km (0.118 R)
• M11: 15,951,172 km (0.1 R)
• M12: 20,561,330 km (0.12 R)
• M13: 21,784,442 km (0.096 R)
• M14: 22,376,550 km (0.117 R)
• M15: 23,825,854 km (0.051 R)
• M16: 28,199,199 km (0.068 R)
• M17: 28,991,469 km (0.106 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.27 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 647.8

Radius: 9.9

Gravity: 6.61 G

Time & Orbit

Eccentricity (e): 0.158

Orbit Range: 4.44 AU - 6.1 AU

Year: 8068 Days

Day: 6 Hours

Environment

Temp: -218 °C

Axial Tilt: 172.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 78,626,940 km

• M1: 129,552 km (0.038 R)
• M2: 438,621 km (0.114 R)
• M3: 758,312 km (0.08 R)
• M4: 1,345,932 km (0.072 R)
• M5: 2,035,578 km (0.069 R)
• M6: 2,353,773 km (0.096 R)
• M7: 3,423,248 km (0.095 R)
• M8: 3,901,961 km (0.116 R)
• M9: 4,818,248 km (0.068 R)
• M10: 6,005,457 km (0.099 R)
• M11: 6,382,892 km (0.102 R)
• M12: 8,642,867 km (0.054 R)
• M13: 9,395,494 km (0.096 R)
• M14: 13,131,851 km (0.063 R)
• M15: 13,828,678 km (0.117 R)
• M16: 14,672,410 km (0.109 R)
• M17: 19,637,413 km (0.113 R)
• M18: 22,048,183 km (0.051 R)
• M19: 26,891,713 km (0.086 R)
• M20: 27,919,899 km (0.063 R)
• M21: 30,154,293 km (0.095 R)
• M22: 31,366,186 km (0.032 R)
• M23: 31,880,653 km (0.099 R)
• M24: 36,880,662 km (0.117 R)
• M25: 37,338,731 km (0.099 R)

Planet 7 - Ice Giant

Semi-Major Axis: 6.88 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 746.2

Radius: 3.1

Gravity: 77.65 G

Time & Orbit

Eccentricity (e): 0.249

Orbit Range: 5.17 AU - 8.59 AU

Year: 12034 Days

Day: 23.2 Hours

Environment

Temp: -221 °C

Axial Tilt: 4.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 78,626,940 km

• M1: 38,895 km (0.079 R)
• M2: 212,130 km (0.098 R)
• M3: 414,984 km (0.102 R)
• M4: 771,476 km (0.094 R)
• M5: 2,794,787 km (0.079 R)
• M6: 3,122,556 km (0.106 R)
• M7: 3,553,997 km (0.105 R)
• M8: 3,770,315 km (0.088 R)
• M9: 3,966,588 km (0.11 R)
• M10: 4,140,271 km (0.089 R)
• M11: 4,660,123 km (0.101 R)
• M12: 7,134,921 km (0.1 R)
• M13: 9,015,516 km (0.059 R)
• M14: 11,548,956 km (0.06 R)
• M15: 15,070,938 km (0.081 R)
• M16: 15,779,883 km (0.091 R)
• M17: 17,417,381 km (0.081 R)
• M18: 20,080,373 km (0.042 R)
• M19: 23,095,368 km (0.029 R)
• M20: 23,656,958 km (0.105 R)
• M21: 26,500,066 km (0.104 R)
• M22: 28,695,265 km (0.086 R)
• M23: 30,113,303 km (0.113 R)
• M24: 30,335,606 km (0.089 R)
• M25: 34,524,945 km (0.094 R)
• M26: 36,630,834 km (0.047 R)
• M27: 39,215,885 km (0.119 R)
• M28: 42,058,394 km (0.098 R)
• M29: 44,027,701 km (0.102 R)
• M30: 45,471,470 km (0.1 R)
• M31: 50,147,151 km (0.116 R)
• M32: 50,459,212 km (0.035 R)

Planet 8 - Ice Giant

Semi-Major Axis: 8.51 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 733.3

Radius: 6

Gravity: 20.37 G

Time & Orbit

Eccentricity (e): 0.104

Orbit Range: 7.62 AU - 9.4 AU

Year: 16555 Days

Day: 19.9 Hours

Environment

Temp: -236 °C

Axial Tilt: 33.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 78,626,940 km

• M1: 78,090 km (0.091 R)
• M2: 292,314 km (0.085 R)
• M3: 1,132,755 km (0.109 R)
• M4: 1,379,292 km (0.054 R)
• M5: 2,000,273 km (0.065 R)
• M6: 2,674,660 km (0.03 R)
• M7: 2,963,384 km (0.083 R)
• M8: 4,298,994 km (0.082 R)
• M9: 5,262,554 km (0.11 R)
• M10: 5,562,498 km (0.049 R)
• M11: 5,755,778 km (0.103 R)
• M12: 6,659,798 km (0.105 R)
• M13: 7,991,668 km (0.106 R)
• M14: 12,569,213 km (0.042 R)
• M15: 13,173,738 km (0.04 R)
• M16: 13,448,549 km (0.081 R)
• M17: 17,132,547 km (0.112 R)
• M18: 17,460,016 km (0.1 R)
• M19: 22,106,227 km (0.091 R)
• M20: 26,087,625 km (0.119 R)
• M21: 27,069,735 km (0.098 R)
• M22: 28,531,755 km (0.11 R)
• M23: 31,734,795 km (0.092 R)
• M24: 37,454,669 km (0.093 R)
• M25: 50,545,081 km (0.115 R)
• M26: 55,387,116 km (0.071 R)
• M27: 58,288,118 km (0.101 R)

Planet 9 - Ice Giant

Semi-Major Axis: 10.15 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 650.2

Radius: 6.6

Gravity: 14.93 G

Time & Orbit

Eccentricity (e): 0.049

Orbit Range: 9.65 AU - 10.65 AU

Year: 21564 Days

Day: 17.3 Hours

Environment

Temp: -228 °C

Axial Tilt: 37.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 78,626,940 km

• M1: 82,279 km (0.115 R)
• M2: 302,188 km (0.107 R)
• M3: 701,016 km (0.105 R)
• M4: 1,025,344 km (0.12 R)
• M5: 1,354,010 km (0.102 R)
• M6: 2,879,161 km (0.113 R)
• M7: 4,777,258 km (0.089 R)
• M8: 5,108,917 km (0.108 R)
• M9: 5,984,812 km (0.092 R)
• M10: 6,818,521 km (0.058 R)
• M11: 9,210,143 km (0.051 R)
• M12: 10,257,926 km (0.079 R)
• M13: 11,382,902 km (0.08 R)
• M14: 14,024,202 km (0.06 R)
• M15: 14,248,599 km (0.104 R)
• M16: 14,704,723 km (0.06 R)
• M17: 15,646,142 km (0.075 R)
• M18: 21,256,661 km (0.053 R)
• M19: 25,661,121 km (0.094 R)
• M20: 27,138,550 km (0.084 R)
• M21: 27,839,266 km (0.082 R)
• M22: 30,637,345 km (0.059 R)
• M23: 33,085,813 km (0.091 R)
• M24: 37,787,375 km (0.086 R)
• M25: 38,222,555 km (0.043 R)
• M26: 41,515,653 km (0.093 R)
• M27: 41,978,808 km (0.106 R)
• M28: 43,389,217 km (0.096 R)
• M29: 49,520,037 km (0.102 R)
• M30: 52,520,820 km (0.073 R)
• M31: 58,687,693 km (0.081 R)
• M32: 60,449,657 km (0.073 R)
• M33: 63,873,504 km (0.117 R)
• M34: 64,078,902 km (0.118 R)
• M35: 66,788,568 km (0.099 R)
• M36: 69,790,997 km (0.064 R)
• M37: 72,658,339 km (0.103 R)
• M38: 75,373,990 km (0.077 R)

Kuiper Belt

Range: 30 - 53 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 351 - 16,833 AU

Composition

Type: Cometary Reservoir

System's final boundary, containing trillions of icy planetesimals.

Gravitational Limit